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Finding the Third Proportional to 875,858 and 1,888,444

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Solution

The third proportional to 875,858 and 1,888,444 is: 4,071,688.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,858 : 1,888,444 = 1,888,444 : x
  2. Step 2: Convert to fraction form
    875,858/1,888,444 = 1,888,444/x
  3. Step 3: Cross multiply
    875,858x = 1,888,444 × 1,888,444
  4. Step 4: Simplify right side
    875,858x = 3,566,220,741,136
  5. Step 5: Solve for x
    x = 3,566,220,741,136/875,858
  6. Step 6: Final answer
    x = 4,071,688.27

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.